tinba | 5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9

General

Target

5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9N.exe
Size

110KB
MD5

e9c1aff2af6da28c1afcdbadc9665140
SHA1

32debe07ba800de7eabe6f77f3f9c6df91755689
SHA256

5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9
SHA512

f2aedca5da5f83e27f6a9441a77cb9efca6271ed2dc6bc207a4fc2b40a53a09de4583c075bb39cdda9f4bc6fcb9d962d3361732d00bc2fa7c222ae9d82ca8e61
SSDEEP

1536:2iLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Ew:2iyvRmDLs/ZrwWJjAqGcRJ2hw

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0B330B37 = "C:\\Users\\Admin\\AppData\\Roaming\\0B330B37\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4908-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
868	4572	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4572	winver.exe
4572	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3404	Explorer.EXE
Token: SeCreatePagefilePrivilege	3404	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4572	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4908 wrote to memory of 4572	4908	5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9N.exe	83
PID 4908 wrote to memory of 4572	4908	5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9N.exe	83
PID 4908 wrote to memory of 4572	4908	5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9N.exe	83
PID 4908 wrote to memory of 4572	4908	5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9N.exe	83
PID 4572 wrote to memory of 3404	4572	winver.exe	56
PID 4572 wrote to memory of 2568	4572	winver.exe	43

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2568

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3404
- C:\Users\Admin\AppData\Local\Temp\5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9N.exe
  "C:\Users\Admin\AppData\Local\Temp\5b1d02e67e0126a16f253d9e8b042ead444aa0951f515063075e43db677dc5e9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4908
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4572
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4572 -s 352
      4⤵
      Program crash
      PID:868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4572 -ip 4572
1⤵
PID:3968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2568-15-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/2568-18-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/2568-16-0x00007FFA28BED000-0x00007FFA28BEE000-memory.dmp

Filesize
4KB

Download
memory/3404-8-0x00007FFA28BEC000-0x00007FFA28BED000-memory.dmp

Filesize
4KB

Download
memory/3404-7-0x00007FFA28BED000-0x00007FFA28BEE000-memory.dmp

Filesize
4KB

Download
memory/3404-2-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/3404-3-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

Filesize
24KB

Download
memory/4572-6-0x0000000077892000-0x0000000077893000-memory.dmp

Filesize
4KB

Download
memory/4572-5-0x0000000000F00000-0x0000000000F06000-memory.dmp

Filesize
24KB

Download
memory/4572-9-0x00007FFA28B50000-0x00007FFA28D45000-memory.dmp

Filesize
2.0MB

Download
memory/4572-17-0x0000000000F00000-0x0000000000F06000-memory.dmp

Filesize
24KB

Download
memory/4908-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4908-4-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/4908-10-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4908-11-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/4908-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads